The Mastic Doctor team standing beside their branded vans outside an office building
Buckinghamshire · England

Cadmore End fire stopping

Work needed on a service penetration in Cadmore End? We assess it, carry out the work and guarantee our workmanship for 12 months.

  • Non-fire-rated filler around services
  • Service penetrations left open after M&E works
  • Fire stopping installed outside its tested range
1
Send details
Photos, drawings or a schedule, or we visit.
2
Get a quote
A fixed price, with what’s included set out clearly.
3
We seal
Failed joints cut out, faces prepared, new sealant laid.
4
Guaranteed
Backed by a 12-month workmanship guarantee.
London, the South East & Scotland
Constructionline member
Fully insured: £5m PL

Fire stopping across Cadmore End

Tell us what needs sealing and where, with photos or drawings if you have them, and we’ll price it.

Leave it or put it right?

Open penetrations multiply: every new cable or pipe adds another. A schedule that is dealt with regularly stays manageable, rather than turning into a full building survey and reseal. Halls, stores and units around places like Cadmore End may not be checked every day, so a failed joint can leak for a while before anyone sees it. Resealing early avoids that.

Access can matter as much as the joints themselves: easy-to-reach joints are quicker than those that need equipment to get to. Mention the access as part of your enquiry.

Why us?

  • Public liability insurance in place
  • CHAS accredited contractor
  • Failed material removed, not covered up
  • One contact handling all your sites

Take a look at our cost guide or our accreditations and insurance.

Fire stopping for commercial buildings in Cadmore End

Where pipes, cables and other services cross a compartment wall or floor, the opening around them has to be closed so fire and smoke can’t move between compartments. Our part is installing fire-rated and intumescent sealant at those openings and along linear gaps, where the specification calls for it. We work to the product’s tested detail for every seal rather than guesswork. Site teams most often ask us about openings left by services added after handover and penetration schedules that need working through, on linear gaps at wall heads, small duct penetrations where the tested detail allows and service gaps in risers. Whoever orders the work in Cadmore End, the brief is typically the same: a fixed quote, no surprises on site and a 12-month guarantee behind the result.

Smaller places such as Cadmore End still have buildings with fire-resisting walls and floors: schools, halls, care homes and commercial conversions. If sealant is what the specification names, we install it around the services exactly as the maker’s detail sets out.

Our workmanship is guaranteed for 12 months, in Cadmore End as everywhere else we work. If a joint we sealed fails because of how it was installed, we come back and put it right.

Where
Cadmore End (HP14)
Wider area
Buckinghamshire
Cover
A 12-month guarantee
Quotes
Fixed quote, scope in writing
Telephone
01277 525 020
Last updated
3 November 2026
Mastic Doctor team members lined up next to their branded vans outside an office building

Our process

When we get to site, we report to your site contact and complete whatever induction the building runs. Floors, finishes and fittings next to the joints are covered before any cutting starts, and the work normally takes a single visit for a short list of penetrations, or a phased programme for a whole building. For work around Cadmore End, we aim to finish in one visit, so we ask for photographs and rough sizes first. Then the right materials arrive with us.

  1. First we confirm the product and tested details named in the specification.
  2. Openings are measured and grouped by detail.
  3. Old or wrong materials are cut out.
  4. Where the detail needs backing, it goes in at the stated depth.
  5. Fire-rated or intumescent sealant goes in around the services and is tooled off.
  6. We walk the completed areas with you and confirm the records agreed at quote stage.

Getting the site ready

  • Send asbestos survey details if the building is pre-2000
  • Flag any permit to work we will need
  • Confirm the product named in the specification

Request a quote

The quickest route to a quote is a few photographs and the site postcode. Send them through the quote form, or ring 01277 525 020 or email the details over to discuss it first.

Get a quick quote

Related advice

Fire stopping in Cadmore End: the local picture

Fire stopping of openings and penetrations in England falls under Approved Document B. Its BS 476 references are being withdrawn from 2 September 2029, with BS EN 13501-2 classification taking over, subject to transitional arrangements. Our part stays the same: the specified product, installed to its tested detail. At about 34 miles from central London, Cadmore End is within reach of the capital. Business park offices in the commuter belt are refitted as tenants change, and each fit-out adds services through compartment walls.

On estates like Junction 5 Bates Industrial Estate, 2.6 miles north-west of Cadmore End, the wall between office and warehouse is often fire-resisting, and cables through it need the specified seal. For a school such as Cadmore End CofE School, penetration sealing fits best at the end of the summer works.

Cadmore End is about 5 miles west of High Wycombe, in Buckinghamshire. We send applicators to Cadmore End for service penetrations. Across Buckinghamshire, 308 places are covered, including Cadmore End. For work in that direction, see our Reading page.

Business premises anywhere in HP14 are within our area. Just outside Cadmore End, we also work in Bolter End (1 mile east), Fingest (1 mile south-west), Wheeler End (1 mile east), Little Frieth (1 mile south) and Horsleys Green (1 mile north). Further afield, our area takes in Aylesbury (13 miles north), High Wycombe (5 miles east), Chesham (12 miles north-east), Marlow (5 miles south-east), Amersham (12 miles east) and Beaconsfield (9 miles east).

Around Cadmore End

We work on buildings around The Peacock pub. The closest station to Cadmore End is Saunderton station, about 3.8 miles north-east. Well-known places in the area include Wycombe Hospital (4.8 miles east). For a walk, there’s Bald Hill and Yoesden.

Map of Cadmore End © OpenStreetMap contributors

Your questions answered

Do you take on work at healthcare sites like Wycombe Hospital?

Yes. Healthcare sites are among the places we work. Before anything starts, the estates team agrees permits, inductions and infection-control measures with us.

How does the move away from BS 476 affect penetration seals in Cadmore End?

From 2 September 2029, Approved Document B drops its BS 476 references in favour of BS EN 13501-2 classification, with transitional arrangements. The designer or fire engineer sets the specification, and we install the product to the manufacturer’s tested detail.

Are you insured?

Yes. Our insurance certificate can be sent alongside the quote.

Can the sealant be colour-matched?

Often, yes. Sealants are made in a wide range of standard colours, and matching to RAL references or nearby finishes is commonly requested. We confirm what’s available for the specified product when we quote.

Is the work guaranteed?

Yes, for 12 months. If our installation fails in that time, we return and fix it.

Do you take on multi-site work?

Yes. A group of buildings can go on one quote, with one point of contact.

What hours do you work?

Mention the site’s hours and access windows in your enquiry, and we’ll plan around them. Our office runs Monday to Friday, 8am until 5pm.

Do you need fire stopping in Cadmore End?

Most open service penetrations are left by later work. New cabling, rerouted pipework or a data route drilled through a riser can leave the hole behind. Over a few years of fit-outs, a wall can collect a lot of these.

These are often picked up first by site or facilities staff:

  • Openings found when ceilings come down for a refit
  • Fire sealant pulled out of the opening
  • Fire seals cut back for extra cables and never reinstated
  • Unsealed openings around new pipes and cables

Halls and meeting rooms at places like Church of St Mary Le Moor sometimes gain new services, and any compartment wall crossed needs the specified seal.

What to look for in a quote

  • Who will actually carry out the work
  • How the existing material will be dealt with
  • What the guarantee covers, and for how long
  • Health and safety accreditation such as CHAS

Choosing a commercial sealant contractor

How the job changes by surface

Plastic pipes

In a fire, plastic pipework melts away and leaves an opening. Small sizes are sometimes covered by an intumescent sealant detail, though larger ones usually call for a collar or wrap. We confirm material and size first and tell you if sealant isn’t the right product.

Metal pipes

Heat travels along metal pipework, and the tested detail may ask for insulation beyond the wall. If the detail needs something beyond sealant, we tell you.

Cost factors for service penetrations

To price the job, we consider:

  • Site requirements such as inductions and permits
  • Working within restricted access windows
  • How much there is to seal
  • Joint width, depth and condition

Whether it’s a single area or a whole estate, the same things set the price: scope, access, product and programme. Call for a quote and we will put a fixed figure on it.

Sending details for a quote

A good diagnosis starts with the right details. Tell us:

  • When you need the work done
  • Whether the building will be occupied during the work
  • Drawings or a marked-up plan, if available
  • Photos of the joints, close up and from further back

Every job follows the same four steps: send details, get a quote, we seal, guaranteed. To take the first step, phone 01277 525 020 or email us.

Work for main contractors and building owners

Housing associations and managing agents often need work done across blocks and communal areas. We phase the work so people keep access, with each stage agreed with your site contact.

When you manage a building on behalf of an owner, you need clear quotes and clear reporting. You get a fixed quote, an agreed scope and a walk round at the end.

Accreditations

Trusted. Accredited. Insured.